bang

1n-count; soundA bang is a sudden loud noise such as the noise of an explosion.I heard four or five loud bangs..., She slammed the door with a bang...

2verbIf something bangs, it makes a sudden loud noise, once or several times.The engine spat and banged.V

3verbIf you bang a door or if it bangs, it closes suddenly with a loud noise.
(=slam)...the sound of doors banging...VAll up and down the street the windows bang shut...V adjThe wind banged a door somewhere.V n

4verbIf you bangon something or if you bang it, you hit it hard, making a loud noise.We could bang on the desks and shout till they let us out...V on nThere is no point in shouting or banging the table.V n

5verbIf you bang something on something or if you bang it down, you quickly and violently put it on a surface, because you are angry.She banged his dinner on the table...V n prepHe banged down the telephone.V n with adv

6verbIf you bang a part of your body, you accidentally knock it against something and hurt yourself.She'd fainted and banged her head...V nHe hurried into the hall, banging his shin against a chair in the darkness.V n against/on nBang is also a noun., n-count...a nasty bang on the head.

7verbIf you banginto something or someone, you bump or knock them hard, usually because you are not looking where you are going.
(=bump)Various men kept banging into me in the narrow corridor.V into n

8n-pluralBangs are hair which is cut so that it hangs over your forehead.(AM)in BRIT, use fringe

9advYou can use bang to emphasize expressions that indicate an exact position or an exact time.ADV prep(emphasis)
(=right)...bang in the middle of the track..., For once you leave bang on time for work.

10→
big bang theory

11If you say bang goes something, you mean that it is now obvious that it cannot succeed or be achieved.♦
bang goes sthphraseV inflects, PHR nThere will be more work to do, not less. Bang goes the fantasy of retirement at 35.

12If something begins or ends with a bang, it begins or ends with a lot of energy, enthusiasm, or success.♦
with a bangphrasePHR after vHer career began with a bang in 1986.

13→
to bang your head against a brick wall→
brick

bang-on, bang onIf someone is bang-on with something, they are exactly right in their opinions or actions.(BRIT)INFORMALadjv-link ADJIf we are not bang-on with our preparations then we could have problems...

big bang theoryIn astronomy the big bang theory is a theory that suggests that the universe was created as a result of an extremely large explosion.n-singthe N

slap bang, slap-bangSlap bang is used in expressions such as slap bang in the middle of somewhere to mean exactly in that place.(BRIT)INFORMALadvADV prepOf course, slap-bang in the middle of town the rents are high.

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